NPWR insider buying and SEC filings, explained
Net Power Inc. · CIK 1845437
Tracked: Forms 3/4/5, 8-K, NT · All filings on sec.gov
Company profile
- Exchanges
- NYSE, NYSE
- Industry (SIC)
- Electrical Industrial Apparatus
- State of incorporation
- DE
- Fiscal year end
- Dec 31
- Former names
- Rice Acquisition Corp. II
Insider activity in the last 12 months
Bought
$0
Insiders who bought
0
Sold (not marked 10b5-1)
$26.9M
Planned sales (10b5-1)
$0
Insider purchases and sales, last 12 months
| Traded | Type | What was filed | Source |
|---|---|---|---|
| Sep 8–9, 2026 | Sale | Damian R. Beauchamp (10% owner) sold 250,000 shares indirectly (by entity) between Sep 8 and Sep 9 at about $1.88 ($470K). Holdings by entity down 25% to 750,000 shares. Not marked as a 10b5-1 plan trade. Filed jointly with 1 other reporting owner. | SEC filing Filed Sep 10, 2026 |
| Sep 8–9, 2026 | Sale | NPEH, LLC (10% owner) sold 250,000 shares between Sep 8 and Sep 9 at about $1.88 ($470K). Holdings down 25% to 750,000 shares. Not marked as a 10b5-1 plan trade. | SEC filing Filed Sep 10, 2026 |
| Aug 25–26, 2026 | Sale | NPEH, LLC (10% owner) sold 242,900 shares between Aug 25 and Aug 26 at about $1.91 ($464K). Holdings down 20% to 1,000,000 shares. Not marked as a 10b5-1 plan trade. | SEC filing Filed Aug 27, 2026 |
| Aug 25–26, 2026 | Sale | Damian R. Beauchamp (10% owner) sold 242,900 shares indirectly (by entity) between Aug 25 and Aug 26 at about $1.91 ($464K). Holdings by entity down 20% to 1,000,000 shares. Not marked as a 10b5-1 plan trade. Filed jointly with 1 other reporting owner. | SEC filing Filed Aug 27, 2026 |
| Aug 12–14, 2026 | Sale | NPEH, LLC (10% owner) sold 757,100 shares between Aug 12 and Aug 14 at about $1.84 ($1.4M). Holdings down 38% to 1,242,900 shares. Not marked as a 10b5-1 plan trade. | SEC filing Filed Aug 14, 2026 |
| Aug 12–14, 2026 | Sale | Damian R. Beauchamp (10% owner) sold 757,100 shares indirectly (by entity) between Aug 12 and Aug 14 at about $1.84 ($1.4M). Holdings by entity down 38% to 1,242,900 shares. Not marked as a 10b5-1 plan trade. Filed jointly with 1 other reporting owner. | SEC filing Filed Aug 14, 2026 |
| Aug 7–11, 2026 | Sale | NPEH, LLC (10% owner) sold 150,745 shares between Aug 7 and Aug 11 at about $1.55 ($234K). Holdings down 7% to 2,000,000 shares. Not marked as a 10b5-1 plan trade. | SEC filing Filed Aug 11, 2026 |
| Aug 7–11, 2026 | Sale | Damian R. Beauchamp (10% owner) sold 150,745 shares indirectly (by entity) between Aug 7 and Aug 11 at about $1.55 ($234K). Holdings by entity down 7% to 2,000,000 shares. Not marked as a 10b5-1 plan trade. Filed jointly with 1 other reporting owner. | SEC filing Filed Aug 11, 2026 |
| Aug 4–6, 2026 | Sale | Damian R. Beauchamp (10% owner) sold 349,255 shares indirectly (by entity) between Aug 4 and Aug 6 at about $1.52 ($531K). Holdings by entity down 14% to 2,150,745 shares. Not marked as a 10b5-1 plan trade. Filed jointly with 1 other reporting owner. | SEC filing Filed Aug 6, 2026 |
| Aug 4–6, 2026 | Sale | NPEH, LLC (10% owner) sold 349,255 shares between Aug 4 and Aug 6 at about $1.52 ($531K). Holdings down 14% to 2,150,745 shares. Not marked as a 10b5-1 plan trade. | SEC filing Filed Aug 6, 2026 |
| Jul 28–30, 2026 | Sale | NPEH, LLC (10% owner) sold 255,858 shares between Jul 28 and Jul 30 at about $1.44 ($367K). Holdings down 9% to 2,500,000 shares. Not marked as a 10b5-1 plan trade. | SEC filing Filed Jul 30, 2026 |
| Jul 28–30, 2026 | Sale | Damian R. Beauchamp (10% owner) sold 255,858 shares indirectly (by entity) between Jul 28 and Jul 30 at about $1.44 ($367K). Holdings by entity down 9% to 2,500,000 shares. Not marked as a 10b5-1 plan trade. Filed jointly with 1 other reporting owner. | SEC filing Filed Jul 30, 2026 |
| Jul 21–23, 2026 | Sale | Damian R. Beauchamp (10% owner) sold 209,142 shares indirectly (by entity) between Jul 21 and Jul 23 at about $1.53 ($319K). Holdings by entity down 7% to 2,755,858 shares. Not marked as a 10b5-1 plan trade. Filed jointly with 1 other reporting owner. | SEC filing Filed Jul 23, 2026 |
| Jul 21–23, 2026 | Sale | NPEH, LLC (10% owner) sold 209,142 shares between Jul 21 and Jul 23 at about $1.53 ($319K). Holdings down 7% to 2,755,858 shares. Not marked as a 10b5-1 plan trade. | SEC filing Filed Jul 23, 2026 |
| May 12–13, 2026 | Sale | NPEH, LLC (10% owner) sold 435,000 shares between May 12 and May 13 at about $2.44 ($1.1M). Holdings down 13% to 2,965,000 shares. Not marked as a 10b5-1 plan trade. | SEC filing Filed May 14, 2026 |
| May 12–13, 2026 | Sale | Damian R. Beauchamp (10% owner) sold 435,000 shares indirectly (by entity) between May 12 and May 13 at about $2.44 ($1.1M). Holdings by entity down 13% to 2,965,000 shares. Not marked as a 10b5-1 plan trade. Filed jointly with 1 other reporting owner. | SEC filing Filed May 14, 2026 |
| Mar 3, 2026 | Sale | NPEH, LLC (10% owner) sold 100,000 shares at about $2.04 ($204K). Holdings down 20% to 400,000 shares. Not marked as a 10b5-1 plan trade. | SEC filing Filed Mar 5, 2026 |
| Mar 3, 2026 | Sale | Damian R. Beauchamp (10% owner) sold 100,000 shares indirectly (by entity) at about $2.04 ($204K). Holdings by entity down 20% to 400,000 shares. Not marked as a 10b5-1 plan trade. Filed jointly with 1 other reporting owner. | SEC filing Filed Mar 5, 2026 |
| Feb 26–Mar 2, 2026 | Sale | NPEH, LLC (10% owner) sold 86,483 shares between Feb 26 and Mar 2 at about $2.05 ($177K). Holdings down 15% to 500,000 shares. Not marked as a 10b5-1 plan trade. | SEC filing Filed Mar 2, 2026 |
| Feb 26–Mar 2, 2026 | Sale | Damian R. Beauchamp (10% owner) sold 86,483 shares indirectly (by entity) between Feb 26 and Mar 2 at about $2.05 ($177K). Holdings by entity down 15% to 500,000 shares. Not marked as a 10b5-1 plan trade. Filed jointly with 1 other reporting owner. | SEC filing Filed Mar 2, 2026 |
| Feb 19–20, 2026 | Sale | NPEH, LLC (10% owner) sold 188,517 shares between Feb 19 and Feb 20 at about $2.10 ($396K). Holdings down 24% to 586,483 shares. Not marked as a 10b5-1 plan trade. | SEC filing Filed Feb 23, 2026 |
| Feb 19–20, 2026 | Sale | Damian R. Beauchamp (10% owner) sold 188,517 shares indirectly (by entity) between Feb 19 and Feb 20 at about $2.10 ($396K). Holdings by entity down 24% to 586,483 shares. Not marked as a 10b5-1 plan trade. Filed jointly with 1 other reporting owner. | SEC filing Filed Feb 23, 2026 |
| Feb 13–18, 2026 | Sale | Damian R. Beauchamp (10% owner) sold 175,000 shares indirectly (by entity) between Feb 13 and Feb 18 at about $2.11 ($369K). Holdings by entity down 18% to 775,000 shares. Not marked as a 10b5-1 plan trade. Filed jointly with 1 other reporting owner. | SEC filing Filed Feb 18, 2026 |
| Feb 13–18, 2026 | Sale | NPEH, LLC (10% owner) sold 175,000 shares between Feb 13 and Feb 18 at about $2.11 ($369K). Holdings down 18% to 775,000 shares. Not marked as a 10b5-1 plan trade. | SEC filing Filed Feb 18, 2026 |
| Feb 10–12, 2026 | Sale | Damian R. Beauchamp (10% owner) sold 250,000 shares indirectly (by entity) between Feb 10 and Feb 12 at about $2.04 ($509K). Holdings by entity down 21% to 950,000 shares. Not marked as a 10b5-1 plan trade. Filed jointly with 1 other reporting owner. | SEC filing Filed Feb 12, 2026 |
| Feb 10–12, 2026 | Sale | NPEH, LLC (10% owner) sold 250,000 shares between Feb 10 and Feb 12 at about $2.04 ($509K). Holdings down 21% to 950,000 shares. Not marked as a 10b5-1 plan trade. | SEC filing Filed Feb 12, 2026 |
| Jan 29, 2026 | Sale | NPEH, LLC (10% owner) sold 54,780 shares at about $2.35 ($129K). Holdings down 4% to 1,200,000 shares. Not marked as a 10b5-1 plan trade. | SEC filing Filed Feb 2, 2026 |
| Jan 29, 2026 | Sale | Damian R. Beauchamp (10% owner) sold 54,780 shares indirectly (by entity) at about $2.35 ($129K). Holdings by entity down 4% to 1,200,000 shares. Not marked as a 10b5-1 plan trade. Filed jointly with 1 other reporting owner. | SEC filing Filed Feb 2, 2026 |
| Jan 26–28, 2026 | Sale | Damian R. Beauchamp (10% owner) sold 295,220 shares indirectly (by entity) between Jan 26 and Jan 28 at about $2.37 ($699K). Holdings by entity down 19% to 1,254,780 shares. Not marked as a 10b5-1 plan trade. Filed jointly with 1 other reporting owner. | SEC filing Filed Jan 28, 2026 |
| Jan 26–28, 2026 | Sale | NPEH, LLC (10% owner) sold 295,220 shares between Jan 26 and Jan 28 at about $2.37 ($699K). Holdings down 19% to 1,254,780 shares. Not marked as a 10b5-1 plan trade. | SEC filing Filed Jan 28, 2026 |
| Jan 14–16, 2026 | Sale | Damian R. Beauchamp (10% owner) sold 500,000 shares indirectly (by entity) between Jan 14 and Jan 16 at about $2.64 ($1.3M). Holdings by entity down 24% to 1,550,000 shares. Not marked as a 10b5-1 plan trade. Filed jointly with 1 other reporting owner. | SEC filing Filed Jan 16, 2026 |
| Jan 14–16, 2026 | Sale | NPEH, LLC (10% owner) sold 500,000 shares between Jan 14 and Jan 16 at about $2.64 ($1.3M). Holdings down 24% to 1,550,000 shares. Not marked as a 10b5-1 plan trade. | SEC filing Filed Jan 16, 2026 |
| Dec 24, 2025 | Sale | NPEH, LLC (10% owner) sold 170,000 shares at about $2.21 ($376K). Holdings down 8% to 2,050,000 shares. Not marked as a 10b5-1 plan trade. | SEC filing Filed Dec 29, 2025 |
| Dec 24, 2025 | Sale | Damian R. Beauchamp (10% owner) sold 170,000 shares indirectly (by entity) at about $2.21 ($376K). Holdings by entity down 8% to 2,050,000 shares. Not marked as a 10b5-1 plan trade. Filed jointly with 1 other reporting owner. | SEC filing Filed Dec 29, 2025 |
| Dec 19–23, 2025 | Sale | NPEH, LLC (10% owner) sold 330,000 shares between Dec 19, 2025 and Dec 23, 2025 at about $2.25 ($742K). Holdings down 13% to 2,220,000 shares. Not marked as a 10b5-1 plan trade. | SEC filing Filed Dec 23, 2025 |
| Dec 19–23, 2025 | Sale | Damian R. Beauchamp (10% owner) sold 330,000 shares indirectly (by entity) between Dec 19, 2025 and Dec 23, 2025 at about $2.25 ($742K). Holdings by entity down 13% to 2,220,000 shares. Not marked as a 10b5-1 plan trade. Filed jointly with 1 other reporting owner. | SEC filing Filed Dec 23, 2025 |
| Dec 9, 2025 | Sale | NPEH, LLC (10% owner) sold 40,000 shares at about $2.82 ($113K). Holdings down 2% to 2,550,000 shares. Not marked as a 10b5-1 plan trade. | SEC filing Filed Dec 11, 2025 |
| Dec 9, 2025 | Sale | Damian R. Beauchamp (10% owner) sold 40,000 shares indirectly (by entity) at about $2.82 ($113K). Holdings by entity down 2% to 2,550,000 shares. Not marked as a 10b5-1 plan trade. Filed jointly with 1 other reporting owner. | SEC filing Filed Dec 11, 2025 |
| Dec 4–8, 2025 | Sale | NPEH, LLC (10% owner) sold 310,000 shares between Dec 4, 2025 and Dec 8, 2025 at about $2.87 ($890K). Holdings down 11% to 2,590,000 shares. Not marked as a 10b5-1 plan trade. | SEC filing Filed Dec 8, 2025 |
| Dec 4–8, 2025 | Sale | Damian R. Beauchamp (10% owner) sold 310,000 shares indirectly (by entity) between Dec 4, 2025 and Dec 8, 2025 at about $2.87 ($890K). Holdings by entity down 11% to 2,590,000 shares. Not marked as a 10b5-1 plan trade. Filed jointly with 1 other reporting owner. | SEC filing Filed Dec 8, 2025 |
| Nov 28, 2025 | Sale | Damian R. Beauchamp (10% owner) sold 200,000 shares indirectly (by entity) at about $2.94 ($588K). Holdings by entity down 6% to 2,900,000 shares. Not marked as a 10b5-1 plan trade. Filed jointly with 1 other reporting owner. | SEC filing Filed Dec 2, 2025 |
| Nov 28, 2025 | Sale | NPEH, LLC (10% owner) sold 200,000 shares at about $2.94 ($588K). Holdings down 6% to 2,900,000 shares. Not marked as a 10b5-1 plan trade. | SEC filing Filed Dec 2, 2025 |
| Nov 20–21, 2025 | Sale | NPEH, LLC (10% owner) sold 150,000 shares between Nov 20, 2025 and Nov 21, 2025 at about $2.59 ($388K). Holdings down 5% to 3,100,000 shares. Not marked as a 10b5-1 plan trade. | SEC filing Filed Nov 24, 2025 |
| Nov 20–21, 2025 | Sale | Damian R. Beauchamp (10% owner) sold 150,000 shares indirectly (by entity) between Nov 20, 2025 and Nov 21, 2025 at about $2.59 ($388K). Holdings by entity down 5% to 3,100,000 shares. Not marked as a 10b5-1 plan trade. Filed jointly with 1 other reporting owner. | SEC filing Filed Nov 24, 2025 |
| Nov 17–19, 2025 | Sale | NPEH, LLC (10% owner) sold 588,653 shares between Nov 17, 2025 and Nov 19, 2025 at about $2.71 ($1.6M). Holdings down 15% to 3,250,000 shares. Not marked as a 10b5-1 plan trade. | SEC filing Filed Nov 19, 2025 |
| Nov 17–19, 2025 | Sale | Damian R. Beauchamp (10% owner) sold 588,653 shares indirectly (by entity) between Nov 17, 2025 and Nov 19, 2025 at about $2.71 ($1.6M). Holdings by entity down 15% to 3,250,000 shares. Not marked as a 10b5-1 plan trade. Filed jointly with 1 other reporting owner. | SEC filing Filed Nov 19, 2025 |
| Oct 31, 2025 | Sale | Damian R. Beauchamp (10% owner) sold 18,116 shares indirectly (by entity) at about $4.05 ($73K). Holdings by entity down 1% to 1,847,130 shares. Not marked as a 10b5-1 plan trade. Filed jointly with 1 other reporting owner. | SEC filing Filed Nov 4, 2025 |
| Oct 31, 2025 | Sale | NPEH, LLC (10% owner) sold 18,116 shares at about $4.05 ($73K). Holdings down 1% to 1,847,130 shares. Not marked as a 10b5-1 plan trade. | SEC filing Filed Nov 4, 2025 |
| Oct 31, 2025 | Sale | Cynda Beauchamp (10% owner) sold 18,116 shares indirectly at about $4.05 ($73K). Indirect holdings down 1% to 1,847,130 shares. Not marked as a 10b5-1 plan trade. | SEC filing Filed Nov 4, 2025 |
12 routine transactions (such as grants, option exercises or tax withholding) are not listed.
Cluster buys
No cluster buys in the last 12 months.
Red flags
No red flags in the last 12 months.
Key events
No key events in the last 12 months.
8-K filings, last 12 months
No 8-K filings in the last 12 months.
Red flags are objective triggers only: the item or form filed, never an opinion.
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